OBS Studio is software designed for capturing, compositing, encoding, recording, and streaming video content, efficiently. It is the re-write of the widely used Open Broadcaster Software, to allow even more features and multi-platform support. OBS Studio supports multiple sources, including media files, games, web pages, application windows, webcams, your desktop, microphone and more.

OBS Studio Features:

High performance real time video/audio capturing and mixing, with unlimited scenes you can switch between seamlessly via custom transitions.

Live streaming to Twitch, YouTube, Periscope, GoodGame, DailyMotion, Hitbox, VK and any other RTMP server

Intuitive audio mixer with per-source filters such as noise gate, noise suppression, and gain. Take full control with VST plugin support.

GPU-based game capture for high performance game streaming

Unlimited number of scenes and sources

Number of different and customizable transitions for when you switch between scenes

Hotkeys for almost any action such as start or stop your stream or recording, push-to-talk, fast mute of any audio source, show or hide any video source, switch between scenes,and much more

Live preview of any changes on your scenes and sources using Studio Mode before pushing them to your stream where your viewers will see those changes

DirectShow capture device support (webcams, capture cards, etc)

Powerful and easy to use configuration options. Add new Sources, duplicate existing ones, and adjust their properties effortlessly.

Streamlined Settings panel for quickly configuring your broadcasts and recordings. Switch between different profiles with ease.

Light and dark themes available to fit your environment.

…and many other features. For free. At all.

OBS Studio 21.1.2 changelog:

Windows hotfix

Fixed an issue with the new 2018 Windows 10 release (1803) that would cause game capture to perform poorly on Direct3D 9.0c games.

Fixed an issue with the auto-updater not being able to see updates in 21.1

21.1.1 (macOS Release)

Fixed a bug on macOS where if an audio capture device was set to "Default", the device would not change until the program was restarted.

Notes: The program's code signing certificate has been updated. If your webcam no longer seems to work after the update, please make sure to whitelist OBS Studio in your anti-virus software to fix the issue.